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GPT-4o vs GPT-5
Comprehensive side-by-side LLM comparison
GPT-5 leads with 31.1% higher average benchmark score. GPT-5 offers 288.4K more tokens in context window than GPT-4o. GPT-4o is $137.50 cheaper per million tokens. Overall, GPT-5 is the stronger choice for coding tasks.
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OpenAI
GPT-4o, released by OpenAI in May 2024, is a multimodal large language model from the GPT-4 family that natively processes text, image, and audio inputs in a single end-to-end model. It features a 128K token context window and demonstrated competitive performance across coding, reasoning, and vision benchmarks at its release. GPT-4o targets general-purpose assistant applications, vision-enabled workflows, and use cases requiring low-latency multimodal understanding.
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OpenAI
GPT-5, released by OpenAI on August 7, 2025, is a large language model that combines direct generation and extended reasoning in a single unified system with a built-in routing mechanism. It features a 400K token context window, 128K maximum output tokens, native multimodal support (text, image, audio, video), and demonstrated strong results across coding, mathematics, visual understanding, and health benchmarks at release. GPT-5 targets complex multi-step tasks including advanced coding, mathematical problem solving, and long-context analysis.
1 year newer
GPT-4o
OpenAI
2024-05-13
GPT-5
OpenAI
2025-08-07
Pricing Comparison
Cost per million tokens (USD)
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GPT-4o
Input:$2.50
Output:$10.00($137.50 cheaper)
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GPT-5
Input:$30.00
Output:$120.00
Performance Metrics
Context window and performance specifications
Average performance across 3 common benchmarks
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GPT-4o
Average Score:24.4%
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GPT-5
Average Score:55.5%(+31.1%)
Performance comparison across key benchmark categories
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GPT-4o
Science56.1%
Tool Use7.2%
Agents9.9%
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Knowledge Cutoff
Training data recency comparison
GPT-4o
2024-04
GPT-5
2025-05
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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GPT-4o
1 providers
OpenAI
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GPT-5
1 providers
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GPT-4o
Avg Score:24.4%
Providers:1
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GPT-5
Avg Score:55.5%(+31.1%)
Providers:1